H²+10h+21 = 0
h²+3h+7h+21 = 0
h(h+3)+7(h+3) = 0
(h+3)(h+7) = 0
h+3=0
h = -3
h+7=0
h=-7
Answer:
25 feet squared :)
Step-by-step explanation:
20/4 = 5
5^2 = 25
Answer:
C
Step-by-step explanation:
17.156 is the irrational number as it is terminating(means it ends)
Rest all are irrational
Answer: a) 62.591 lb b) 7.5
Step-by-step explanation: